Changed AuthType name to 'XOAUTH2'

Tested, fixed examples
Improved token script
Code cleanup

class.oauth.php

@@ -1,19 +1,17 @@
 <?php
-
-require_once 'vendor/autoload.php';
-
-class OAuth {
-
+class OAuth
+{
     private $oauthUserEmail = '';
     private $oauthRefreshToken = '';
     private $oauthClientId = '';
     private $oauthClientSecret = '';
 
-    public function __construct($UserEmail,
-                                $ClientSecret,  
-                                $ClientId,
-                                $RefreshToken
-                                ) {
+    public function __construct(
+        $UserEmail,
+        $ClientSecret,
+        $ClientId,
+        $RefreshToken
+    ) {
         $this->oauthClientId = $ClientId;
         $this->oauthClientSecret = $ClientSecret;
         $this->oauthRefreshToken = $RefreshToken;
@@ -27,23 +25,22 @@ private function getProvider() {
         ]);
     }
 
-    private function getGrant(){
+    private function getGrant()
+    {
         return new \League\OAuth2\Client\Grant\RefreshToken();
     }
 
-    private function getToken(){
+    private function getToken()
+    {
         $provider = $this->getProvider();
         $grant = $this->getGrant();
         return $provider->getAccessToken($grant, ['refresh_token' => $this->oauthRefreshToken]);
     }
 
-    public function getOauth64(){
+    public function getOauth64()
+    {
         $token = $this->getToken();
         echo $this->oauthUserEmail;
         return base64_encode("user=" . $this->oauthUserEmail . "\001auth=Bearer " . $token . "\001\001");
-    }    
-
-
+    }
 }
-?>
-

class.phpmaileroauth.php

@@ -21,7 +21,7 @@
  * PHPMailerOAuth - PHPMailer subclass adding OAuth support.
  * @package PHPMailer
  * @author @sherryl4george
- * @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
+ * @author Marcus Bointon (@Synchro) <phpmailer@synchromedia.co.uk>
  */
 class PHPMailerOAuth extends PHPMailer
 {

class.smtp.php

@@ -353,7 +353,7 @@ public function startTLS()
      * @see hello()
      * @param string $username The user name
      * @param string $password The password
-     * @param string $authtype The auth type (PLAIN, LOGIN, NTLM, CRAM-MD5, XOAUTH)
+     * @param string $authtype The auth type (PLAIN, LOGIN, NTLM, CRAM-MD5, XOAUTH2)
      * @param string $realm The auth realm for NTLM
      * @param string $workstation The auth workstation for NTLM
      * @param null|OAuth  $OAuth An optional OAuth instance (@see PHPMailerOAuth)
@@ -389,7 +389,7 @@ public function authenticate(
             );
 
             if (empty($authtype)) {
-                foreach (array('LOGIN', 'CRAM-MD5', 'NTLM', 'PLAIN') as $method) {
+                foreach (array('LOGIN', 'CRAM-MD5', 'NTLM', 'PLAIN', 'XOAUTH2') as $method) {
                     if (in_array($method, $this->server_caps['AUTH'])) {
                         $authtype = $method;
                         break;
@@ -437,7 +437,7 @@ public function authenticate(
                     return false;
                 }
                 break;
-            case 'XOAUTH':
+            case 'XOAUTH2':
                 //If the OAuth Instance is not set. Can be a case when PHPMailer is used
                 //instead of PHPMailerOAuth
                 if (is_null($OAuth)) {

examples/gmail_xoauth.phps

@@ -7,10 +7,11 @@
 //This should be done in your php.ini, but this is how to do it if you don't have access to that
 date_default_timezone_set('Etc/UTC');
 
-require 'PHPMailerAutoload.php';
+require '../PHPMailerAutoload.php';
+require '../vendor/autoload.php';
 
 //Create a new PHPMailer instance
-$mail = new PHPMailer;
+$mail = new PHPMailerOAuth;
 
 //Tell PHPMailer to use SMTP
 $mail->isSMTP();
@@ -36,8 +37,8 @@ $mail->SMTPSecure = 'tls';
 //Whether to use SMTP authentication
 $mail->SMTPAuth = true;
 
-//Set AuthTYpe
-$mail->AuthType = 'XOAUTH';
+//Set AuthType
+$mail->AuthType = 'XOAUTH2';
 
 //UserEmail to use for SMTP authentication - Use the same Email used in Google Developer Console
 $mail->UserEmail = "someone@gmail.com";
@@ -54,11 +55,9 @@ $mail->ClientSecret = "RANDOMCHARS-----lGyjPcRtvP";
 $mail->RefreshToken = "RANDOMCHARS-----DWxgOvPT003r-yFUV49TQYag7_Aod7y0";
 
 //Set who the message is to be sent from
+//For gmail, this generally needs to be the same as the user you logged in as
 $mail->setFrom('from@example.com', 'First Last');
 
-//Set an alternative reply-to address
-$mail->addReplyTo('replyto@example.com', 'First Last');
-
 //Set who the message is to be sent to
 $mail->addAddress('whoto@example.com', 'John Doe');
 
@@ -81,4 +80,3 @@ if (!$mail->send()) {
 } else {
     echo "Message sent!";
 }
-?>

get_oauth_token.php

@@ -12,17 +12,22 @@
  * This script requires PHP 5.4 or later
  */
 
-require './vendor/autoload.php';
+require 'vendor/autoload.php';
+
 session_start();
 
+//If this automatic URL doesn't work, set it yourself manually
 $redirectUri = isset($_SERVER['HTTPS']) ? 'https://' : 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF'];
+//$redirectUri = 'http://localhost/phpmailer/get_oauth_token.php';
+$clientId = 'RANDOMCHARS-----duv1n2.apps.googleusercontent.com';
+$clientSecret = 'RANDOMCHARS-----lGyjPcRtvP';
 
-//All Details Obtained by setting up APP in Google Developer Console.
+//All details obtained by setting up app in Google developer console.
 //Set Redirect URI in Developer Console as [https/http]://<yourdomain>/<folder>/get_oauth_token.php
 $provider = new League\OAuth2\Client\Provider\Google (
     [
-        'clientId' => 'RANDOMCHARS----p05gduv1n2.apps.googleusercontent.com',
-        'clientSecret' => 'RANDOMCHARS----CWufYlGyjPcRtvP',
+        'clientId' => $clientId,
+        'clientSecret' => $clientSecret,
         'redirectUri' => $redirectUri,
         'scopes' => ['https://mail.google.com/'],
         'accessType' => 'offline'